2474861

Information

• Patent Grant
• 2474861

• References
• Source

• Patent Number

  2,474,861

• Date Filed

  Not available

• Date Issued

  Tuesday, July 5, 1949
  75 years ago

• CPC

  • G08C25/04 - by recording transmitted signals
  • H04L13/02 - Details not particular to receiver or transmitter
  • Y10T409/300896 - with sensing of numerical information and regulation without mechanical connection between sensing means and regulated means [i.e., numerical control]

• US Classifications

  • 187 - Elevator, industrial lift truck, or stationary lift for vehicle
  • 360 - Dynamic magnetic information storage or retrieval
  • 409 - Gear cutting, milling, or planing